https://towardsdatascience.com/getting-started-with-r-programming-2f15e9256c9
https://knowledge.wharton.upenn.edu/article/prosperity-paradox-clayton-christensen/
https://pubs.aeaweb.org/doi/pdfplus/10.1257/jep.34.4.105
https://reporterre.net/Pesticides-385-millions-d-intoxications-chaque-annee-dans-le-monde